*{margin:0;padding:0;box-sizing:border-box}
:root{--primary:#7C3AED;--primary-dark:#6D28D9;--primary-light:#A78BFA;--accent:#0891B2;--text:#F0F0F0;--text-light:#94A3B8;--bg:#0C0E14;--bg-warm:#111318;--bg-card:#1E293B;--border:#334155;--shadow:0 1px 3px rgba(0,0,0,0.3)}
body{font-family:'Inter',-apple-system,sans-serif;color:var(--text);line-height:1.7;background:var(--bg)}
a{color:var(--primary-light);text-decoration:none}a:hover{color:#0891B2;text-decoration:underline}
img{max-width:100%;height:auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(12,14,20,.95);border-bottom:1px solid var(--border);backdrop-filter:blur(8px)}
.header-inner{max-width:1200px;margin:0 auto;padding:.75rem 1.5rem;display:flex;align-items:center;justify-content:space-between}
.site-logo{font-weight:800;font-size:1.1rem;color:#fff}.site-logo span{color:var(--primary-light)}.site-logo:hover{text-decoration:none}
.main-nav{display:flex;gap:1.5rem}.main-nav>a{color:var(--text-light);font-size:.88rem;font-weight:500;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}.main-nav>a:hover{color:var(--primary-light);border-bottom-color:var(--primary-light);text-decoration:none}
.menu-toggle{display:none;background:none;border:none;cursor:pointer;width:28px;height:20px;position:relative}.menu-toggle span,.menu-toggle::before,.menu-toggle::after{display:block;width:100%;height:2px;background:var(--primary-light);position:absolute;left:0}.menu-toggle span{top:9px}.menu-toggle::before{content:'';top:0}.menu-toggle::after{content:'';top:18px}
.mobile-nav{display:none;flex-direction:column;background:var(--bg);border-top:1px solid var(--border);padding:.5rem 1.5rem}.mobile-nav.open{display:flex}.mobile-nav a{padding:.6rem 0;color:var(--text-light);border-bottom:1px solid var(--border);transition:.15s}.mobile-nav a:hover{color:var(--primary-light);padding-left:.5rem}
.hero{position:relative;min-height:400px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:brightness(.3)}.hero-content{position:relative;z-index:2;text-align:center;max-width:720px;padding:3rem 1.5rem;color:#fff}
.hero-badge{display:inline-block;background:#7C3AED;color:#fff;font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;padding:.35rem 1rem;border-radius:20px;margin-bottom:1rem}
.hero h1{font-size:2.4rem;font-weight:800;line-height:1.2;margin-bottom:.75rem}.hero p{font-size:1.05rem;opacity:.92;max-width:600px;margin:0 auto}
.hero-cta{display:inline-flex;align-items:center;gap:.5rem;background:var(--primary);color:#fff;padding:.75rem 1.75rem;border-radius:8px;font-weight:600;margin-top:1.25rem}.hero-cta:hover{background:var(--primary-dark);text-decoration:none;color:#fff}
.breadcrumb{max-width:1200px;margin:0 auto;padding:.75rem 1.5rem;font-size:.82rem;color:var(--text-light)}.breadcrumb a{color:var(--text-light)}.breadcrumb span{margin:0 .4rem;opacity:.5}
.page-layout{max-width:1200px;margin:0 auto;padding:1.5rem;display:grid;grid-template-columns:1fr 300px;gap:2.5rem}
.article-content{min-width:0}.article-content h2{font-size:1.5rem;font-weight:700;color:#fff;margin:2rem 0 .75rem;padding-bottom:.5rem;border-bottom:1px solid var(--border)}.article-content h2:first-child{margin-top:0}.article-content p{margin-bottom:1rem;font-size:.96rem;color:#CBD5E1}
.content-image{margin:1.75rem 0;border-radius:10px;overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--border)}.content-image img{width:100%;display:block;aspect-ratio:16/9;object-fit:cover}.content-image figcaption{padding:.6rem 1rem;font-size:.82rem;color:var(--text-light);background:var(--bg-card);font-style:italic}
.highlight-box{background:#1E293B;border-left:4px solid var(--primary);padding:1.25rem 1.5rem;border-radius:0 8px 8px 0;margin:1.5rem 0}.highlight-box p{margin-bottom:.5rem;font-size:.93rem;color:#CBD5E1}.highlight-box p:last-child{margin-bottom:0}
.benefits-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1rem;margin:1.5rem 0}.benefit-card{background:var(--bg-card);border-radius:10px;padding:1.25rem;border:1px solid var(--border)}.benefit-card h4{font-size:1rem;font-weight:600;margin-bottom:.4rem;color:#fff}.benefit-card p{font-size:.85rem;color:var(--text-light);margin:0}
.ad-space,.ad-space-inline{display:none}
.sidebar{display:flex;flex-direction:column;gap:1.5rem}.sidebar-widget{background:var(--bg-card);border-radius:10px;padding:1.25rem;border:1px solid var(--border)}.sidebar-widget h3{font-size:.8rem;font-weight:700;margin-bottom:.75rem;text-transform:uppercase;letter-spacing:.04em;color:#A78BFA}.sidebar-nav{display:flex;flex-direction:column;gap:.25rem}.sidebar-nav a{display:block;padding:.4rem .6rem;font-size:.85rem;color:var(--text-light);border-radius:6px;transition:.15s}.sidebar-nav a:hover{background:var(--primary);color:#fff;text-decoration:none}
.site-footer{background:#020617;color:#94A3B8;margin-top:3rem}.footer-inner{max-width:1200px;margin:0 auto;padding:2.5rem 1.5rem;display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:2rem}.footer-brand .site-logo{color:#fff;margin-bottom:.5rem;display:inline-block}.footer-brand p{font-size:.82rem;color:#64748B;margin-top:.5rem}.footer-col h4{font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:#A78BFA;margin-bottom:.75rem;font-weight:700}.footer-col a{display:block;font-size:.82rem;color:#64748B;padding:.2rem 0}.footer-col a:hover{color:#A78BFA;text-decoration:none}.footer-bottom{max-width:1200px;margin:0 auto;padding:1rem 1.5rem;border-top:1px solid #1E293B;font-size:.75rem;color:#475569;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem}
.article-content h3{font-size:1.15rem;font-weight:600;color:#fff;margin:1.5rem 0 .5rem}
.article-content ul,.article-content ol{margin:0 0 1rem 1.5rem;font-size:.96rem;color:#CBD5E1}.article-content li{margin-bottom:.4rem;line-height:1.6}
.article-content table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:.9rem;border-radius:8px;overflow:hidden;box-shadow:var(--shadow)}
.article-content thead{background:var(--primary-dark);color:#fff}
.article-content th{padding:.7rem .9rem;text-align:left;font-weight:600;font-size:.82rem;text-transform:uppercase;letter-spacing:.03em;border-bottom:2px solid var(--primary)}
.article-content td{padding:.65rem .9rem;border-bottom:1px solid var(--border);color:#CBD5E1}
.article-content tbody tr:nth-child(even){background:rgba(255,255,255,.03)}
.article-content tbody tr:hover{background:rgba(255,255,255,.06)}
@media(max-width:900px){.page-layout{grid-template-columns:1fr}.footer-inner{grid-template-columns:1fr}.main-nav{display:none}.menu-toggle{display:block}.hero h1{font-size:1.8rem}.article-content table{display:block;overflow-x:auto;white-space:nowrap}.article-content th,.article-content td{white-space:normal;min-width:120px}.pricing-tier-callout .pricing-table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.pricing-tier-callout .pricing-table th,.pricing-tier-callout .pricing-table td{min-width:100px;white-space:normal}}
.skip-to:focus{position:fixed!important;left:16px;top:16px;opacity:1;pointer-events:auto;background:var(--primary);color:#fff;border-radius:6px;outline:3px solid var(--primary-light);outline-offset:2px;z-index:9999}
a:focus-visible{outline:2px solid var(--primary-light);outline-offset:2px;border-radius:3px}
.main-nav>a:focus-visible{color:var(--primary-light);border-bottom-color:var(--primary-light);outline:2px solid var(--primary-light);outline-offset:2px}
.sidebar-nav a:focus-visible{background:var(--primary);color:#fff}
.hero-cta:focus-visible{outline:3px solid var(--primary-light);outline-offset:3px}
button:focus-visible{outline:2px solid var(--primary-light);outline-offset:2px}
.article-toc{background:var(--bg-warm);border:1px solid var(--border);border-radius:8px;padding:1.25rem 1.5rem;margin:1.5rem 0}
.article-toc h3{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:.6rem;text-transform:uppercase;letter-spacing:.03em}
.article-toc ol{margin:0 0 0 1.2rem;font-size:.9rem;color:var(--text-light)}
.article-toc li{margin-bottom:.3rem;line-height:1.5}
.article-toc a{color:var(--primary-light);text-decoration:none}
.article-toc a:hover{text-decoration:underline}
.author-bio-box{display:flex;gap:1.25rem;align-items:flex-start;background:var(--bg-warm);border:1px solid var(--border);border-radius:10px;padding:1.25rem 1.5rem;margin:2rem 0}
.author-bio-box .author-info h3{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:.25rem}
.author-bio-box .author-info p{font-size:.85rem;color:var(--text-light);line-height:1.5;margin:0}
.author-bio-box .author-info a{color:var(--primary-light);font-size:.85rem}
@media(max-width:600px){.author-bio-box{flex-direction:column;align-items:center;text-align:center}}
.editorial-note{background:rgba(124,58,237,.10);border-left:4px solid var(--primary-light);border-radius:0 8px 8px 0;padding:.9rem 1.2rem;margin:1.5rem 0;font-size:.92rem;color:var(--text);line-height:1.65}.editorial-note strong{color:var(--primary-light);font-weight:600}.editorial-note a{color:var(--accent);text-decoration:underline}.editorial-note a:hover{color:var(--primary-light)}
@media print {
  .site-header, .mobile-nav, .menu-toggle, .sidebar, .site-footer, .hero-cta, .hero-badge { display: none !important; }
  .hero { min-height: auto !important; padding: 20px 0; }
  .hero-bg { display: none; }
  .hero-content { position: static; color: #000; text-shadow: none; }
  .page-layout { display: block; }
  .article-content { max-width: 100%; }
  body { font-size: 12pt; line-height: 1.5; color: #000; background: #fff; }
  a { color: #000; text-decoration: underline; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 9pt; }
  .comparison-table { font-size: 9pt; }
  .benefits-grid { display: block; }
  .benefit-card { border: 1px solid #ccc; margin-bottom: 8px; page-break-inside: avoid; }
  .highlight-box { border: 1px solid #999; background: #f5f5f5 !important; }
  img { max-width: 100%; }
  .related-articles { page-break-before: always; }
}/* Track A modules — commercial-intent content blocks (added 2026-05-08, dark theme) */
.pricing-tier-callout{background:rgba(124,58,237,.10);border-left:4px solid var(--primary);border-radius:0 8px 8px 0;padding:1.25rem 1.5rem;margin:2rem 0}
.pricing-tier-callout h3{margin-top:0;color:var(--primary-light);font-size:1.05rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.pricing-tier-callout .pricing-table{width:100%;border-collapse:collapse;margin:0.75rem 0;font-size:.92rem}
.pricing-tier-callout .pricing-table thead{background:var(--primary-dark);color:#fff}
.pricing-tier-callout .pricing-table th{padding:.55rem .75rem;text-align:left;font-size:.78rem;text-transform:uppercase;letter-spacing:.03em;font-weight:600;border-bottom:2px solid var(--primary)}
.pricing-tier-callout .pricing-table td{padding:.55rem .75rem;border-bottom:1px solid var(--border);color:#CBD5E1;vertical-align:top}
.pricing-tier-callout .pricing-table tbody tr:nth-child(even){background:rgba(255,255,255,.03)}
.pricing-cta{margin-bottom:0;font-style:italic;color:var(--text-light);font-size:.92rem;margin-top:.75rem}
.pricing-cta a{color:var(--primary-light);font-weight:600}
.decision-block{background:rgba(8,145,178,.10);border:1px solid rgba(8,145,178,.35);border-radius:8px;padding:1.25rem 1.5rem;margin:2rem 0}
.decision-block h3{margin-top:0;color:var(--accent);font-size:1.05rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.decision-block ol{padding-left:1.5rem;margin:0.75rem 0;color:#CBD5E1;font-size:.93rem}
.decision-block li{margin:0.5rem 0;line-height:1.55}
.decision-routing{margin-top:1rem;padding-top:0.75rem;border-top:1px dashed rgba(8,145,178,.4);font-weight:600;margin-bottom:0;color:var(--text);font-size:.93rem}
.decision-routing a{color:var(--accent);font-weight:700}
.training-callout{background:rgba(167,139,250,.08);border-left:4px solid var(--primary-light);border-radius:0 8px 8px 0;padding:1.25rem 1.5rem;margin:2rem 0}
.training-callout h3{margin-top:0;color:var(--primary-light);font-size:1.05rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}
.training-callout ul{padding-left:1.5rem;margin:0.75rem 0;list-style:disc;color:#CBD5E1;font-size:.93rem}
.training-callout li{margin:0.5rem 0;line-height:1.55}
.training-callout .product-name{font-weight:600;color:var(--text)}
.last-updated-pricing{background:rgba(34,197,94,.10);border-left:3px solid #22C55E;padding:.55rem .85rem;margin:0 0 1.5rem 0;font-size:.92rem;color:#86EFAC;border-radius:0 4px 4px 0}
.last-updated-pricing strong{color:#BBF7D0}